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13064541 = 37769809
BaseRepresentation
bin110001110101…
…100101011101
3220120202011220
4301311211131
511321031131
61144003553
7216022020
oct61654535
926522156
1013064541
117413646
1244605b9
1329256c9
141a411b7
151230e96
hexc7595d

13064541 has 16 divisors (see below), whose sum is σ = 19958400. Its totient is φ = 7446528.

The previous prime is 13064539. The next prime is 13064567. The reversal of 13064541 is 14546031.

It is not a de Polignac number, because 13064541 - 21 = 13064539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13064501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15745 + ... + 16553.

It is an arithmetic number, because the mean of its divisors is an integer number (1247400).

Almost surely, 213064541 is an apocalyptic number.

It is an amenable number.

13064541 is a deficient number, since it is larger than the sum of its proper divisors (6893859).

13064541 is an equidigital number, since it uses as much as digits as its factorization.

13064541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1588.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 13064541 is about 3614.4904205157. The cubic root of 13064541 is about 235.5219483603.

The spelling of 13064541 in words is "thirteen million, sixty-four thousand, five hundred forty-one".

Divisors: 1 3 7 21 769 809 2307 2427 5383 5663 16149 16989 622121 1866363 4354847 13064541